import {getInfo, getRouter, login, logout} from '@/api/user'
import {getToken, removeToken, setToken} from '@/utils/auth'
import {resetRouter} from '@/router'

const getDefaultState = () => {
    return {
        token: getToken(),
        name: '',
        avatar: '',
        routerList: ''
    }
}

const state = getDefaultState()

const mutations = {
    RESET_STATE: (state) => {
        Object.assign(state, getDefaultState())
    },
    SET_TOKEN: (state, token) => {
        state.token = token
    },
    SET_NAME: (state, name) => {
        state.name = name
    },
    SET_AVATAR: (state, avatar) => {
        state.avatar = avatar
    },
    Set_Router: (state, router) => {
        state.routerList = router
    }
}

const actions = {
    // user login
    login({commit}, userInfo) {
        const {username, password} = userInfo
        return new Promise((resolve, reject) => {
            login({account: username.trim(), password: password}).then(response => {
                const {data} = response
                commit('SET_TOKEN', data.token)
                setToken(data.token)
                resolve()
            }).catch(error => {
                reject(error)
            })
        })
    },

    // get user info
    getInfo({commit, state}) {
        return new Promise((resolve, reject) => {
            getInfo(state.token).then(response => {
                const {data} = response

                if (!data) {
                    return reject('Verification failed, please Login again.')
                }

                const {name, avatar} = data

                commit('SET_NAME', name)
                commit('SET_AVATAR', avatar)
                resolve(data)
            }).catch(error => {
                reject(error)
            })
        })
    },

    getRouter({commit, state}) {
        return new Promise((resolve, reject) => {
            getRouter(state.token).then(res => {
                commit('Set_Router', res.data.router)
                resolve()
            }).catch(error => {
                reject(error)
            })
        })
    },
    logout({commit, state}) {
        return new Promise((resolve, reject) => {
            logout(state.token).then(() => {
                removeToken()
                resetRouter()
                commit('RESET_STATE')
                localStorage.removeItem('router')
                resolve()
            }).catch(error => {
                reject(error)
            })
        })
    },

    // remove token
    resetToken({commit}) {
        return new Promise(resolve => {
            removeToken()
            commit('RESET_STATE')
            localStorage.removeItem('router')
            resolve()
        })
    }
}

export default {
    namespaced: true,
    state,
    mutations,
    actions
}

